How were the soviet-afghan war and the vietnam war similar?

During the Vietnam War, the Soviet Union fought until they thought it was best to withdraw their troops. In the Soviet-Afghan war, the Soviet Union also withdrew their troops after fighting for so long. Also, the Soviet Union assisted the side of communism during both warfares.

1. North = Industry, South = Cotton, West = Ranching

2. idk, sorry :((

3. Indian Removal Act

4. The Second Bank of the United States, the Tariff of 1828, the Nullification Crisis, and finally, Indian Removal.

5. Promoted the strength of the presidency and executive branch at the expense of the US Congress.